Coalescer filter
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FIG. 1 is a perspective view of a coalescer filter embodying our new design;
FIG. 2 is a front elevational view of the coalescer filter of FIG. 1, the portions depicted in broken lines not being part of the design sought to be patented;
FIG. 3 is a rear elevational view of the coalescer filter of FIG. 1, the portions shown in broken lines not being part of the design sought to be patented;
FIG. 4 is a right side elevational view of the coalescer filter shown in FIG. 1, the left side elevational view being a mirror image thereof; the portion shown in broken lines not being part of the design sought to be patented;
FIG. 5 is a top plan view of the coalescer filter of FIG. 1;
FIG. 6 is a bottom plan view of the coalescer filter shown in FIG. 1;
FIG. 7 is a perspective view of a second embodiment of a coalescer filter embodying our new design;
FIG. 8 is a top plan view of the coalescer filter shown in FIG. 7, the bottom plan view being a mirror image thereof; and,
FIG. 9 is a front side elevational view of the coalescer filter shown in FIG. 7, all other side elevational views having an identical appearance thereto.
Type: Grant
Filed: Apr 27, 1998
Date of Patent: May 18, 1999
Assignee: Donaldson Company, Inc. (Minneapolis, MN)
Inventors: Steven Scott Gieseke (Richfield, MN), Robert Allen Dushek (Richfield, MN), Jeffrey J. Ivarson (San Rafael, CA)
Primary Examiner: Ralf Seifert
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt, P.A.
Application Number: 0/87,153
